Although attaching lasers to your toys may be fun, it is not something we recommend, but you can upgrade your toys by (safely) using the lasers in our 3D printers to melt Nylon powder in to all kinds of awesome. Check out some of the upgrades already on show at Shapeways by searching the term upgrade or the TAG upgrade.
Take a look at the Queen set 2 for Prime Airachnid.
BH Archer “Warhead” Upgrade Missile
FR Upgrade Kit for Legion Cliffjumper
Ailon – Legion Vehicon Jet Upgrade Kit